* {
    padding: 0;
    margin: 0;
    color: blueviolet;
}


.hello {
    color: orange;
    font-size: 25px;
    background-color: aquamarine;
}

.hell2o {
    color: #000dff;
}


.btn {
    width: 200px;
    height: 100px;
    background-color: blueviolet;
    border-radius: 10px;
    color: #fff;

}



